Finding the Fourth Proportional to 1,245,056.67, 1,866,254.58 and 888,991.20
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Solution
The fourth proportional to 1,245,056.67, 1,866,254.58 and 888,991.20 is: 1,332,536.85
Step by Step Solution
- Step 1: Write the proportion equation
1,245,056.67 : 1,866,254.58 = 888,991.20 : x - Step 2: Convert to fraction form
1,245,056.67/1,866,254.58 = 888,991.20/x - Step 3: Cross multiply
1,245,056.67x = 1,866,254.58 × 888,991.20 - Step 4: Simplify right side
1,245,056.67x = 1,659,083,898,579.70 - Step 5: Solve for x
x = 1,659,083,898,579.70/1,245,056.67 - Step 6: Final answer
x = 1,332,536.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.